#version 150

in  vec2 texCoord;
out vec4 fColor;

uniform sampler2D texture;

void main() 
{ 
    vec3 irgb = texture2D(texture, texCoord).rgb;
	irgb = vec3(1.0,1.0,1.0) - irgb;
	fColor = vec4(irgb,1.0);
}